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SeatsPart report

2015 GMC Terrain Seats Problems

Complaints
2about this part
Share
1%of 299 total for the year
Median mileage
48,474miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the seats of the 2015 GMC Terrain, 1% of the 299 complaints for this model year. Where a mileage was given, the median is 48,474 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“Vehicle was being driven on rural state highway containing hills and curves to get serviced for low tires. About 20 minutes into drive the seat heater was turned on. About 5 minutes later the radio, speedometer, tachometer, fuel, temperature gauges and turn signals quit working. A tool symbol showed up on the options screen. During the rest of the drive the radio would come on intermittently. At the service center a code scanner showed no codes. The vehicle battery (new) was checked and cables were checked for loose connections and corrosion. The issue continued throughout the service. …”

NHTSA complaint #11352070, filed 2020-08, 48,474 miles

“The front passenger seat belt chime comes on even when there is nothing or almost nothing in the seat. This mostly happens when the ambient temperature is above 45 degrees fahrenheit and either during a braking event or acceleration event (either from a stop or during an overtake menuver). It also occurs when the vehicle speed goes above 60mph. In all these situations the chime comes on at most in-opportune times while the vehicle is in motion startling the driver causing him/her to take the eyes off the road to look around what is going on with the vehicle. …”

NHTSA complaint #10825602, filed 2016-02

Related service bulletins

Seats: other model years

YearComplaintsShare of year
202011%
201831%
201621%
201521%
201431%
201341%
201241%
2011103%
201031%

Other parts of the 2015 GMC Terrain

Visibility (wipers, defrost, mirrors)
120 complaints
Engine
81 complaints
Electrical system
31 complaints
Exterior lighting
24 complaints
Other or unknown
21 complaints
Transmission and drivetrain
21 complaints
Fuel system
18 complaints
Air bags
17 complaints
Body and structure
14 complaints
Brakes
9 complaints
Electronic stability control
8 complaints
Engine cooling
4 complaints

← All problems reported for the 2015 GMC Terrain

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology